Class: KeyVortex::Constraint::Length

Inherits:

Base

• Object
• Base
• KeyVortex::Constraint::Length

Defined in:

lib/key_vortex/constraint/length.rb

Overview

Enforces that objects which respond to #length less than the specified limit.

Instance Attribute Summary

• #limit ⇒ Integer readonly

  The upper bound allowed when calling #length on a value.

Instance Method Summary

• #accepts?(value) ⇒ Boolean

  True if length <= limit.

• #attribute ⇒ Symbol

  :length.

• #initialize(limit) ⇒ Length constructor

  A new instance of Length.

• #within?(constraint) ⇒ Boolean

  True if limit <= constraint.limit.

Methods inherited from Base

#applies_to?, #to_s

Constructor Details

#initialize(limit) ⇒ Length

# File 'lib/key_vortex/constraint/length.rb', line 14

def initialize(limit)
  super()
  @limit = limit
end

Instance Attribute Details

#limit ⇒ Integer (readonly)

# File 'lib/key_vortex/constraint/length.rb', line 11

def limit
  @limit
end

Instance Method Details

#accepts?(value) ⇒ Boolean

# File 'lib/key_vortex/constraint/length.rb', line 32

def accepts?(value)
  value.length <= limit
end

#attribute ⇒ Symbol

# File 'lib/key_vortex/constraint/length.rb', line 20

def attribute
  :length
end

#within?(constraint) ⇒ Boolean

# File 'lib/key_vortex/constraint/length.rb', line 26

def within?(constraint)
  super && limit <= constraint.limit
end